US PATENT SUBCLASS 285 / 39
.~ Particular tool-engaging means or with tool

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

18  DF  WITH ASSEMBLY MEANS OR FEATURE {13}
39.~ Particular tool-engaging means or with tool

DEFINITION

Classification: 285/39

(under subclass 18) Subject matter comprising tool engaging means having a particular arrangement with respect to the

joint elements or a joint having specific tool engaging means in combination with the tool.

SEE OR SEARCH THIS CLASS, SUBCLASS:

38, for a coupling having a hand wheel for rotary engagement.

SEE OR SEARCH CLASS

81, Tools,

53+, for a wrench, per se.